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-rw-r--r--lib/Frontend/ASTUnit.cpp28
1 files changed, 20 insertions, 8 deletions
diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index 7be25e96b4..ea2f773c56 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -215,7 +215,7 @@ ASTUnit::ASTUnit(bool _MainFileIsAST)
PreambleRebuildCounter(0), SavedMainFileBuffer(0), PreambleBuffer(0),
NumWarningsInPreamble(0),
ShouldCacheCodeCompletionResults(false),
- IncludeBriefCommentsInCodeCompletion(false),
+ IncludeBriefCommentsInCodeCompletion(false), UserFilesAreVolatile(false),
CompletionCacheTopLevelHashValue(0),
PreambleTopLevelHashValue(0),
CurrentTopLevelHashValue(0),
@@ -658,7 +658,8 @@ ASTUnit *ASTUnit::LoadFromASTFile(const std::string &Filename,
RemappedFile *RemappedFiles,
unsigned NumRemappedFiles,
bool CaptureDiagnostics,
- bool AllowPCHWithCompilerErrors) {
+ bool AllowPCHWithCompilerErrors,
+ bool UserFilesAreVolatile) {
OwningPtr<ASTUnit> AST(new ASTUnit(true));
// Recover resources if we crash before exiting this method.
@@ -674,8 +675,10 @@ ASTUnit *ASTUnit::LoadFromASTFile(const std::string &Filename,
AST->CaptureDiagnostics = CaptureDiagnostics;
AST->Diagnostics = Diags;
AST->FileMgr = new FileManager(FileSystemOpts);
+ AST->UserFilesAreVolatile = UserFilesAreVolatile;
AST->SourceMgr = new SourceManager(AST->getDiagnostics(),
- AST->getFileManager());
+ AST->getFileManager(),
+ UserFilesAreVolatile);
AST->HeaderInfo.reset(new HeaderSearch(AST->getFileManager(),
AST->getDiagnostics(),
AST->ASTFileLangOpts,
@@ -1077,7 +1080,8 @@ bool ASTUnit::Parse(llvm::MemoryBuffer *OverrideMainBuffer) {
LangOpts = &Clang->getLangOpts();
FileSystemOpts = Clang->getFileSystemOpts();
FileMgr = new FileManager(FileSystemOpts);
- SourceMgr = new SourceManager(getDiagnostics(), *FileMgr);
+ SourceMgr = new SourceManager(getDiagnostics(), *FileMgr,
+ UserFilesAreVolatile);
TheSema.reset();
Ctx = 0;
PP = 0;
@@ -1665,7 +1669,8 @@ StringRef ASTUnit::getMainFileName() const {
ASTUnit *ASTUnit::create(CompilerInvocation *CI,
IntrusiveRefCntPtr<DiagnosticsEngine> Diags,
- bool CaptureDiagnostics) {
+ bool CaptureDiagnostics,
+ bool UserFilesAreVolatile) {
OwningPtr<ASTUnit> AST;
AST.reset(new ASTUnit(false));
ConfigureDiags(Diags, 0, 0, *AST, CaptureDiagnostics);
@@ -1673,7 +1678,9 @@ ASTUnit *ASTUnit::create(CompilerInvocation *CI,
AST->Invocation = CI;
AST->FileSystemOpts = CI->getFileSystemOpts();
AST->FileMgr = new FileManager(AST->FileSystemOpts);
- AST->SourceMgr = new SourceManager(AST->getDiagnostics(), *AST->FileMgr);
+ AST->UserFilesAreVolatile = UserFilesAreVolatile;
+ AST->SourceMgr = new SourceManager(AST->getDiagnostics(), *AST->FileMgr,
+ UserFilesAreVolatile);
return AST.take();
}
@@ -1689,6 +1696,7 @@ ASTUnit *ASTUnit::LoadFromCompilerInvocationAction(CompilerInvocation *CI,
bool PrecompilePreamble,
bool CacheCodeCompletionResults,
bool IncludeBriefCommentsInCodeCompletion,
+ bool UserFilesAreVolatile,
OwningPtr<ASTUnit> *ErrAST) {
assert(CI && "A CompilerInvocation is required");
@@ -1696,7 +1704,7 @@ ASTUnit *ASTUnit::LoadFromCompilerInvocationAction(CompilerInvocation *CI,
ASTUnit *AST = Unit;
if (!AST) {
// Create the AST unit.
- OwnAST.reset(create(CI, Diags, CaptureDiagnostics));
+ OwnAST.reset(create(CI, Diags, CaptureDiagnostics, UserFilesAreVolatile));
AST = OwnAST.get();
}
@@ -1859,7 +1867,8 @@ ASTUnit *ASTUnit::LoadFromCompilerInvocation(CompilerInvocation *CI,
bool PrecompilePreamble,
TranslationUnitKind TUKind,
bool CacheCodeCompletionResults,
- bool IncludeBriefCommentsInCodeCompletion) {
+ bool IncludeBriefCommentsInCodeCompletion,
+ bool UserFilesAreVolatile) {
// Create the AST unit.
OwningPtr<ASTUnit> AST;
AST.reset(new ASTUnit(false));
@@ -1872,6 +1881,7 @@ ASTUnit *ASTUnit::LoadFromCompilerInvocation(CompilerInvocation *CI,
AST->IncludeBriefCommentsInCodeCompletion
= IncludeBriefCommentsInCodeCompletion;
AST->Invocation = CI;
+ AST->UserFilesAreVolatile = UserFilesAreVolatile;
// Recover resources if we crash before exiting this method.
llvm::CrashRecoveryContextCleanupRegistrar<ASTUnit>
@@ -1898,6 +1908,7 @@ ASTUnit *ASTUnit::LoadFromCommandLine(const char **ArgBegin,
bool IncludeBriefCommentsInCodeCompletion,
bool AllowPCHWithCompilerErrors,
bool SkipFunctionBodies,
+ bool UserFilesAreVolatile,
OwningPtr<ASTUnit> *ErrAST) {
if (!Diags.getPtr()) {
// No diagnostics engine was provided, so create our own diagnostics object
@@ -1957,6 +1968,7 @@ ASTUnit *ASTUnit::LoadFromCommandLine(const char **ArgBegin,
AST->ShouldCacheCodeCompletionResults = CacheCodeCompletionResults;
AST->IncludeBriefCommentsInCodeCompletion
= IncludeBriefCommentsInCodeCompletion;
+ AST->UserFilesAreVolatile = UserFilesAreVolatile;
AST->NumStoredDiagnosticsFromDriver = StoredDiagnostics.size();
AST->StoredDiagnostics.swap(StoredDiagnostics);
AST->Invocation = CI;